diff --git a/basic/srv/portal/index.html b/basic/srv/portal/index.html
index 92aa858..a2bd9aa 100644
--- a/basic/srv/portal/index.html
+++ b/basic/srv/portal/index.html
@@ -96,6 +96,11 @@
             </ul>
         </div>
 
+        <div class="c" id="opendatakit-build">
+            <h2><a href="#"><img src="img/ODK.png" alt="Open Data Kit" title="Open Data Kit">Open Data Kit Build</a></h2>
+            <p><strong>Sběr dat s pomocí smartphone</strong>.<br>Aplikace pro návrh formulářů</p>
+        </div>
+
         <div class="c" id="openmapkit">
             <h2><a href="#"><img src="img/OMK.png" alt="Open Map Kit" title="Open Map Kit">Open Data Kit</a></h2>
             <p><strong>Sběr dat s pomocí smartphone</strong>.<br>
diff --git a/opendatakit-build.sh b/opendatakit-build.sh
new file mode 100755
index 0000000..96e278b
--- /dev/null
+++ b/opendatakit-build.sh
@@ -0,0 +1,32 @@
+#!/bin/sh
+
+SOURCE_DIR=$(realpath $(dirname "${0}"))/opendatakit-build
+
+# Check prerequisites
+docker image ls | grep -q postgres || $(realpath $(dirname "${0}"))/postgres.sh
+docker image ls | grep -q ruby || $(realpath $(dirname "${0}"))/ruby.sh
+
+# Build Docker container
+docker build -t opendatakit-build ${SOURCE_DIR}
+
+# Create databases
+export ODKBUILD_PWD=$(head -c 18 /dev/urandom | base64)
+envsubst <${SOURCE_DIR}/createdb.sql | docker exec -i postgres psql
+
+# Configure OpenDataKit Build
+export ODKBUILD_COOKIE_SECRET=$(head -c 8 /dev/urandom | hexdump -e '"%x"')
+mkdir -p /srv/opendatakit-build/conf
+envsubst <${SOURCE_DIR}/srv/opendatakit-build/conf/config.yml >/srv/opendatakit-build/conf/config.yml
+docker run --rm -h opendatakit-build --link postgres -v /srv/opendatakit-build/conf/config.yml:/srv/odkbuild/config.yml opendatakit-build rake db:migrate
+
+# Create OpenDataKit service
+cp ${SOURCE_DIR}/etc/init.d/opendatakit-build /etc/init.d/opendatakit-build
+rc-update add opendatakit-build
+service opendatakit-build start
+
+# Create nginx app definition
+cp ${SOURCE_DIR}/etc/nginx/conf.d/opendatakit-build.conf /etc/nginx/conf.d/opendatakit-build.conf
+service nginx reload
+
+# Add portal application definition
+portal-app-manager opendatakit-build "https://{host}:8416/"
diff --git a/opendatakit-build/Dockerfile b/opendatakit-build/Dockerfile
new file mode 100644
index 0000000..9408f64
--- /dev/null
+++ b/opendatakit-build/Dockerfile
@@ -0,0 +1,34 @@
+FROM ruby
+MAINTAINER Disassembler <disassembler@dasm.cz>
+
+RUN \
+ # Install runtime dependencies
+ apk --no-cache add libpq
+
+RUN \
+ # Install build dependencies
+ apk --no-cache add --virtual .deps build-base git linux-headers openjdk8-jre-base paxctl postgresql-dev \
+ # Fix grsec attributes to loosen memory protection restrictions
+ && paxctl -cm /usr/lib/jvm/java-1.8-openjdk/jre/bin/java \
+ && paxctl -cm /usr/lib/jvm/java-1.8-openjdk/bin/java \
+ # Clone ODK Build
+ && git clone --depth 1 https://github.com/opendatakit/build /srv/odkbuild \
+ # Install Ruby dependencies
+ && cd /srv/odkbuild \
+ && bundle install --without test \
+ && rake deploy:build \
+ # Create OS user
+ && addgroup -S -g 8016 odkbuild \
+ && adduser -S -u 8016 -h /srv/odkbuild -s /bin/false -g odkbuild -G odkbuild odkbuild \
+ && chown -R odkbuild:odkbuild /srv/odkbuild \
+ # Cleanup
+ && apk --no-cache del .deps \
+ && find /srv/odkbuild -name '.git*' -exec rm -rf {} + \
+ && rm -rf /root/.bundle
+
+# VOLUME ["/srv/crisiscleanup/config"]
+EXPOSE 8016
+
+USER odkbuild
+WORKDIR /srv/odkbuild
+CMD ["bundle", "exec", "rackup", "config.ru", "-o", "0.0.0.0", "-p", "8016"]
diff --git a/opendatakit-build/createdb.sql b/opendatakit-build/createdb.sql
new file mode 100644
index 0000000..315bad6
--- /dev/null
+++ b/opendatakit-build/createdb.sql
@@ -0,0 +1,4 @@
+CREATE ROLE odkbuild NOSUPERUSER NOCREATEDB NOCREATEROLE NOINHERIT LOGIN ENCRYPTED PASSWORD '${ODKBUILD_PWD}';
+CREATE DATABASE odkbuild;
+REVOKE ALL ON DATABASE odkbuild FROM public;
+ALTER DATABASE odkbuild OWNER TO odkbuild;
diff --git a/opendatakit-build/etc/init.d/opendatakit-build b/opendatakit-build/etc/init.d/opendatakit-build
new file mode 100755
index 0000000..214b56f
--- /dev/null
+++ b/opendatakit-build/etc/init.d/opendatakit-build
@@ -0,0 +1,22 @@
+#!/sbin/openrc-run
+
+description="OpenDataKit Build docker container"
+
+depend() {
+	need docker net postgres
+	use dns logger netmount
+}
+
+start() {
+	/usr/bin/docker run -d --rm \
+	--name opendatakit-build \
+	-h opendatakit-build \
+	--link postgres \
+	-p 127.0.0.1:8016:8016 \
+	-v /srv/opendatakit-build/conf/config.yml:/srv/odkbuild/config.yml \
+	opendatakit-build
+}
+
+stop() {
+	/usr/bin/docker stop opendatakit-build
+}
diff --git a/opendatakit-build/etc/nginx/conf.d/opendatakit-build.conf b/opendatakit-build/etc/nginx/conf.d/opendatakit-build.conf
new file mode 100644
index 0000000..3f656b0
--- /dev/null
+++ b/opendatakit-build/etc/nginx/conf.d/opendatakit-build.conf
@@ -0,0 +1,11 @@
+server {
+    listen [::]:8816 ipv6only=off;
+    listen [::]:8416 ssl http2 ipv6only=off;
+
+    access_log /var/log/nginx/opendatakit-build.access.log;
+    error_log /var/log/nginx/opendatakit-build.error.log;
+
+    location / {
+        proxy_pass http://127.0.0.1:8016;
+    }
+}
diff --git a/opendatakit-build/srv/opendatakit-build/conf/config.yml b/opendatakit-build/srv/opendatakit-build/conf/config.yml
new file mode 100644
index 0000000..44b9832
--- /dev/null
+++ b/opendatakit-build/srv/opendatakit-build/conf/config.yml
@@ -0,0 +1,8 @@
+development:
+  cookie_secret: ${ODKBUILD_COOKIE_SECRET}
+  cookie_ssl_only: false
+  database:
+    host: postgres
+    database: odkbuild
+    user: odkbuild
+    password: ${ODKBUILD_PWD}
diff --git a/opendatakit/etc/init.d/opendatakit b/opendatakit/etc/init.d/opendatakit
index 49b037e..a7371d7 100755
--- a/opendatakit/etc/init.d/opendatakit
+++ b/opendatakit/etc/init.d/opendatakit
@@ -1,6 +1,6 @@
 #!/sbin/openrc-run
 
-description="OpenDataKit docker container"
+description="OpenDataKit Aggregate docker container"
 
 depend() {
 	need docker net postgres